I feel I am having air flow problems on one of the Building Air Handling Units, so $1$ decide to traverse the air handler to find the CFM that is moving. Afer you have done all the work to achieve the readings. What can you do with this

INFO.

OK this is second part $-$ to the Question $24$ list any and all tools that I will need to do this.

The Duct work measures ${40}^{\text{'}\text{'}}$ inches ${40}^{\text{'}\text{'}}$ inches. $?$ What is this area in Square feet

Third part $-$ to question $24$

I then take $16$ readings and get the following pressures in inches of water

Column $/$ Delta Pressure or pressure convert each one to Feet per Min Remember you can use sheet handed out

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